Reducing power used for cooling
Cooling applications use about 30% of power usage in US households and are a significant cause of peak demand. Replacing these systems with solar thermal powered A/C systems could save energy for other uses.
Solar Thermal
Renewables – Aug 25
New rays of hope for solar power’s future
Will US solar businesses weather the coming storm?
Gail the Actuary: Biofuel conference call including a new biodiesel from algae
Trash – August 12
The waste-pickers of Delhi
Junk raft raises awareness of plastics despite adversity, challenges
Recyclers are cashing in on the fortune in your bin
Largest water solar heater with PET bottles installed in Parana, Brazil
A tall, cool drink of … sewage?
Harnessing sunlight on the cheap
MIT student project aims to develop cost-efficient solar power. For a project that could be on the very cutting edge of renewable energy, this one is actually decidedly low tech–and that’s the point.
Renewables – Apr 30
X Prize: $100 million for clean fuels
Feed-in tariffs to encourage renewable energy
TOD: the energy return of (industrial) solar
Under-road radiators may beat the ice
Greenish ways – Apr 3
Solar thermal power – Big Gav’s info round-up
Put oil companies to work on geothermal
Businesses to spend $600 billion on ‘green accounting’
Renewables and nuclear – Mar 8
CERA’s Yergin says renewables get competitive
Turning glare into watts (solar thermal)
Australia: Coalition goes cool on nuclear
Wind is not the enemy of nuclear
Wave-power proposals alarm locals
From geeks to greens
Renewables – Nov 28
Wind, sun, storage, and efficiency
Scientists say energy crisis can be solved by desert sun
Spain requires new buildings use solar power
China plans world’s largest solar power plant
Green energy in the North SF Bay
Renewables – Oct 24
Khosla stumps for solar, California ballot initiative /
Ethanol: blessing or bane? /
Wind: discussion of the EROI research /
Outsourcing solar roofs /
Power lunch: Bacteria turn leftovers to energy
Payback analysis: an impediment to sustainability
To a traditional economist, one who boils life’s complexities down to income, outflows and the time value of money, our decision to install a solar domestic hot water system doesn’t make a whole lot of sense.
Sun and sea – Aug 8
Energy from the restless sea / How Australia got hot for solar power / India is rapidly developing solar energy
Solar Future
There’s been a lot of talk about a nuclear future for Australia. But we already have an enormous nuclear reactor providing us with massive quantities of energy – the sun.